About: http://webisa.webdatacommons.org/224845981

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	These commonly consist of very hard surfaces such as cement, metal, plastic or wood.
http://www.w3.org/ns/prov#wasQuotedFrom	google.de